CN105390625A - Battery cell with housing having tubular projections - Google Patents

Battery cell with housing having tubular projections Download PDF

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Publication number
CN105390625A
CN105390625A CN201510538358.4A CN201510538358A CN105390625A CN 105390625 A CN105390625 A CN 105390625A CN 201510538358 A CN201510538358 A CN 201510538358A CN 105390625 A CN105390625 A CN 105390625A
Authority
CN
China
Prior art keywords
protuberance
battery list
housing
tubulose
list pond
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
CN201510538358.4A
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Chinese (zh)
Other versions
CN105390625B (en
Inventor
T.克莱门
A.贝格
M.里弗勒
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to DE102014217305.1 priority Critical
Priority to DE102014217305.1A priority patent/DE102014217305A1/en
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of CN105390625A publication Critical patent/CN105390625A/en
Application granted granted Critical
Publication of CN105390625B publication Critical patent/CN105390625B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/052Li-accumulators
    • H01M10/0525Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/058Construction or manufacture
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10Primary casings, jackets or wrappings of a single cell or a single battery
    • H01M50/102Primary casings, jackets or wrappings of a single cell or a single battery characterised by their shape or physical structure
    • H01M50/103Primary casings, jackets or wrappings of a single cell or a single battery characterised by their shape or physical structure prismatic or rectangular
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10Primary casings, jackets or wrappings of a single cell or a single battery
    • H01M50/183Sealing members
    • H01M50/186Sealing members characterised by the disposition of the sealing members
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/10Primary casings, jackets or wrappings of a single cell or a single battery
    • H01M50/183Sealing members
    • H01M50/19Sealing members characterised by the material
    • H01M50/193Organic material
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/528Fixed electrical connections, i.e. not intended for disconnection
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/543Terminals
    • H01M50/547Terminals characterised by the disposition of the terminals on the cells
    • H01M50/548Terminals characterised by the disposition of the terminals on the cells on opposite sides of the cell
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M50/00Constructional details or processes of manufacture of the non-active parts of electrochemical cells other than fuel cells, e.g. hybrid cells
    • H01M50/50Current conducting connections for cells or batteries
    • H01M50/543Terminals
    • H01M50/564Terminals characterised by their manufacturing process
    • H01M50/566Terminals characterised by their manufacturing process by welding, soldering or brazing
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/04Construction or manufacture in general
    • H01M10/0431Cells with wound or folded electrodes
    • HELECTRICITY
    • H01BASIC ELECTRIC ELEMENTS
    • H01MPROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
    • H01M10/00Secondary cells; Manufacture thereof
    • H01M10/05Accumulators with non-aqueous electrolyte
    • H01M10/058Construction or manufacture
    • H01M10/0587Construction or manufacture of accumulators having only wound construction elements, i.e. wound positive electrodes, wound negative electrodes and wound separators
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/10Energy storage using batteries

Abstract

It is a battery cell (10), in particular a lithium-ion battery cell described comprising an electrode ensemble (5) having an anode with at least one contact lug (9a) and a cathode having at least one contact lug (9b), and a housing (1) comprising a bottom surface (12), at least four side faces (14) and a cover surface (13), characterized in that the housing (1) is provided with tubular projections (3), and the projiections are particularly provided with an opening (7).

Description

There is the battery list pond of the housing of the protuberance with tubulose
Technical field
The present invention relates to a kind of battery list pond, particularly lithium ion battery list pond, described battery list pond has electrode general assembly (Elektrodenensemble) and housing, and the present invention relates to a kind of method for the manufacture of the battery list pond as described in the preamble according to independent claims.
Background technology
Battery list pond is electrochemical accumulator, and the chemical energy of storage is converted into electric energy by electrochemical reaction when it discharges by described accumulator.Day by day be apparent that, not being used only in the future new battery system is used in wind power station in static application, such as, and be used in be designed to hybrid electric vehicle or electric motor car motor vehicle in and in electric equipment, in reliability, fail safe, effective power with propose very high requirement to described battery system in useful life.The energy density larger due to it and especially lithium ion battery is used for electrically driven (operated) motor vehicle as accumulator.
In KR20050121897, disclose a kind of prismatic secondary cell with housing, described housing is made up of the prismatic container opened wide and top cover.Described container is so connected with top cover, make around protuberance extend around battery.
In JPH09213284, disclose a kind of housing be made up of two and half housings, described half housing comprises a bottom surface and two sides respectively.
Summary of the invention
According to the present invention, provide have feature that independent claims characterize, with the battery list pond of electrode general assembly and housing and for the manufacture of this method with the battery list pond of the feature that independent claims characterize.This is especially based on the following fact: battery list pond comprises the housing with a bottom surface, at least four sides and an end face, and wherein said housing has the protuberance of tubulose.
The advantage of volumetric specific energy ratio (Volumen-zu-Energie-Verh ltnis) that can be very good is brought in battery list pond according to the present invention, thus the space of enclosure interior is utilized optimally.In addition, firm housing is that battery list pond provides mechanical protection.Also advantageously, battery list pond according to the present invention can be cooled effectively by housing, and allows simply and manufacture at an easy rate in addition.
Other favourable execution modes in above-mentioned battery list pond draw from dependent claims.
Therefore, advantageously, be positioned at by the protuberance of tubulose in one embodiment on two opposed housing faces, because can realize so very advantageously assembling the module be made up of corresponding battery list pond, wherein battery list pond contacts with each other by clamping.In the execution mode that another is favourable, in same module housing, arrange at least two battery list ponds, in described module housing, battery list pond is contacted with each other by clamping.
In another embodiment advantageously, the protuberance of tubulose is positioned on same housing face, because battery list pond can be such as cooled on opposed side thus, and directly can adjoin other battery list ponds in addition, which save space.
In addition advantageously, the protuberance of tubulose comprises the material the same with the housing in battery list pond, such as, because only need a drip molding during fabrication if desired, when carrying out injection moulding to parts.When manufacturing the protuberance of housing and tubulose dividually, advantageously, the parts be made up of same material are combined enduringly usually simpler than the situation of the parts be made up of different materials.
The electrode general assembly comprising anode, separator and negative electrode is positioned in the housing according to battery list pond of the present invention.Anode and negative electrode have at least each one respectively and contact auricle, and described contact auricle is separated when shearing anode foils and Cathode Foil, and for contacting battery list pond.
Advantageously, contact auricle is positioned in the protuberance of tubulose, because there is more space power pole general assembly to use, thus compared to not having the battery list pond of the protuberance of tubulose to significantly improve volumetric specific energy ratio in the inside in battery list pond thus.
With regard to the electrode general assembly be wound around, anode, separator and negative electrode are stackedly stacking and then rolled-up.Alternatively, electrode general assembly exists with stacking form.
And if if the position that electrode general assembly exists for each winding with being wound around uses each contact auricle, so such as compared to the circle list pond of routine, obtain the advantage of particularly preferred high current capacity (Hochstromf higkeit), in the single pond of described circle, just in time use one to contact auricle for all positions of the electrode general assembly be wound around.The feature of " good high current capacity " is, battery list pond has little internal resistance, even if thus when the very high magnitude of current (Stromraten), such as its octuple single tankage, namely at the Dan Chizhong of 10Ah, there is the magnitude of current more than 80A, described battery list pond also can not significantly heating.Because the contact of the contact auricle of the position with such as each winding can not produce large electric current, this advantageously can affect electric current distribution.
Advantageously, the protuberance of tubulose respectively has an opening, because opening electrical contact can be passed through in battery list pond.The protuberance with the tubulose of opening bears the function of conventional battery terminal.In addition particularly advantageously, pipe lid (Tubusdeckel) is installed on the opening of the protuberance of tubulose, because battery list pond is sealed shut by this way.
In another embodiment advantageously, between the opening and top cover of the protuberance of tubulose, at least one seal is installed, because this ensure that the sealing of the best of the opening of the protuberance of tubulose.In view of to the security requirement in battery list pond, this is favourable just.
In addition advantageously, seal comprises elastomer, particularly thermoplastic elastomer body (TPE), fluorubber (FKM), fluoroelastomer (Fluorelastomer), polyurethane (PU), perfluoroalkoxy resin (PFA) and/or polyphenylene sulfide (PPS).These materials seal very effectively due to its characteristic, because strain can occur when tensile load and pressure load described material, but next present again its original unstrained form.
In one embodiment advantageously, the opening of the protuberance of tubulose utilizes pipe lid to be sealed by crimping or flange.This is a kind of joint method, and wherein two parts are connected to each other by strain.Can not produce protuberance or projection compared to fusing process of intermediate by crimping or flange in overlapping region, this such as plays a role when installing battery list pond.In addition, in crimping process or turn-up process, heat that is corresponding, cause single pond housing distortion is not produced.In addition, flange butt weld (B rdelnaht) has high mechanical stability.Thus, high mechanical load can be born in battery list pond, and does not damage the connection between the protuberance of tubulose and pipe lid.In addition, flange butt weld can by very simply and manufacture at an easy rate.
In another embodiment, pipe lid can additionally or alternatively bond on the protuberance of tubulose.At this advantageously, housing parts does not suffer high temperature, and can work as seal in bonding connection portion simultaneously.In addition, advantageously, in adhesive bonding method, there is not the reduction of fastener.Bonding connection portion can be if desired flexible, can damping vibration and cheap.
Also advantageously, by laser welding, pipe lid is installed on the protuberance of tubulose, because there is the structural change of workpiece hardly due to the little thermal impact when laser welding and the input of point-device energy, makes connection very stable thus.
In a kind of alternative execution mode advantageously, the protuberance of tubulose is configured to cylindrical and comprises screw thread, and pipe cover is screwed on described screw thread.Adopt this kind of mode can realize the protuberance of tubulose and very sealing and stable connection of pipe lid.Also advantageously, pipe lid does not stretch out the protuberance exceeding tubulose in another embodiment, and such as can save insulating material when being electrically connected battery list pond thus.But alternatively, pipe lid also can stretch out the protuberance higher than tubulose.
In addition advantageously, pipe lid is made up of the material identical with contacting auricle or the material of pipe lid at least can conduct electricity for electric current, so because contact auricle contact can carry out on the inner side of pipe lid, and can on the outside of the pipe lid in battery list pond cut-off current.The material of contact auricle is such as copper and/or aluminium.Therefore advantageously, pipe lid such as comprises copper and/or aluminium and/or stainless steel.
In addition, the advantage that aluminium provides is: aluminium is light and cheap, can also the supply of material in enormous quantities.And copper and stainless steel are favourable in its corrosion resistance, this brings high useful life especially thereupon.In addition, copper can be processed preferably and can be out of shape best when low temperature.
To touch when pipe covers advantageously at contact auricle, do not need miscellaneous part and pipe lid not only forms electrical connection but also forms the protective layer (Abdeckung) of the protuberance of tubulose.
Such as advantageously, contact auricle to be connected by ultrasonic bonding with pipe lid, because this method allows little weld time in high economy.Alternatively, contact also can be fetched by Laser Welding and carries out, wherein compared to other welding method energy by less and be more intensively incorporated in workpiece.Similarly can be contacted by cold-weldable, wherein the advantage of this method is: workpiece to be joined does not deform, and introduces because there is not heat.Alternatively, the contact of contact auricle and pipe lid also or can extrude to realize by roll extrusion cladding technique (Walzplattieren), which has been formed lasting connection, and does not need as the situation such as in welding method, additional energy.
Method for the manufacture of battery list pond according to the present invention is favourable, and wherein the contact of at least one contact auricle can be carried out before the opening sealing of the protuberance to tubulose.In a preferred embodiment, the sealing of the opening of at least one contact contact of auricle and the protuberance of tubulose is carried out simultaneously.Time when can simplify extra work step thus and save assembled battery list pond.
In the particularly preferred execution mode of one, housing is made up of half housing.At this, the simple structure of housing is favourable, and this not only makes the job step that the installation of housing is simple but also simplified when manufacturing, because two and half housings are such as manufactured in the same manner in identical injection mold.Described half housing comprises plastics especially, make housing lighter compared to such as metal shell thus, and however still have hard surface, thus protection battery list pond is from mechanical impact.
Accompanying drawing explanation
Embodiments of the present invention shown in the drawings and accompanying drawing are below explained in detail to it in illustrating.In the accompanying drawings:
Fig. 1 is the schematic diagram of the horizontal profile of housing according to battery list pond of the present invention, and described battery list pond has the protuberance of tubulose on two opposed housing faces,
Fig. 2 is the schematic diagram of half housing with contact auricle, and described contact auricle points to two contrary directions,
Fig. 3 at 3D depending on there is shown the schematic diagram of half housing according to battery list pond of the present invention with tubulose protuberance,
Fig. 4 at 3D depending on there is shown the schematic diagram of the housing according to battery list pond of the present invention be made up of two and half housings with tubulose protuberance,
Fig. 5 has illustrated the schematic diagram of the horizontal profile according to battery list pond of the present invention in the first flexible program of the protuberance for sealed tubular,
Fig. 6 has illustrated the schematic diagram of the horizontal profile according to battery list pond of the present invention in the second flexible program of the protuberance for sealed tubular,
Fig. 7 is the schematic diagram of the horizontal profile according to battery list pond of the present invention on same housing face with the protuberance of tubulose.
Embodiment
Figure 1 illustrates the horizontal profile of the housing 1 in battery list pond, described housing respectively has the protuberance 3 of a tubulose on two opposed sides.The protuberance 3 of tubulose has an opening 7 respectively.Preferably, the contact auricle of electrode general assembly is positioned in the protuberance 3 of tubulose, thus in the inside in battery list pond, have more space power pole general assembly to use.
Housing 1 is such as made up of aluminium, steel or other metals or metal mixture, and particularly preferably described housing 1 comprises plastics.In one embodiment, the anti-diffusion of material self of housing 1.In a kind of alternative or additional execution mode, housing 1 has the coating of anti-especially diffusion, on the inner side that described coating is preferably positioned at housing 1 and/or on outside.With regard to the housing 1 be made up of plastics, coating such as comprises metal, particularly nickel, chromium, aluminium, metal glass or metal mixture.Coating is such as by vapour deposition, impression or bonding and be applied on housing 1.
Fig. 2 shows the one of the electrode general assembly 5 according to winding of the present invention with contact auricle 9a, 9b preferred embodiment.Electrode general assembly 5 comprises anode, negative electrode and separator, described separator make anode and negative electrode separated from one another.Anode such as comprises the Copper Foil scribbling the first active material, and anode such as comprises the aluminium foil scribbling the second active material.When manufacturing battery list pond, Copper Foil or aluminium foil are suitably sheared, and the copper and the aluminium auricle that wherein form contact auricle 9a, 9b when shearing are separated.Described contact auricle is required for electrical contact battery list pond.The anode position of each winding has with cathode site and contacts auricle 9a, 9b in fig. 2.Show the first contact auricle 9a of the anode towards a direction at this, and second of negative electrode the contact auricle 9b refers in the opposite direction.
In a kind of alternative execution mode, be provided with only a contact auricle 9a for all anode positions and only a contact auricle 9b for all cathode site of electrode general assembly 5.Further alternatively, electrode general assembly 5 can exist with stacking form, and wherein each anode position and cathode site respectively have one and contact auricle 9a, 9b.
Half housing 20 with a bottom surface 12 and four side 14a of Fig. 1 is shown in figure 3 in the mode of 3D view.Half housing 20 has the protuberance 3 of two tubuloses, and described protuberance respectively has an opening 7.The protuberance 3 of tubulose to be positioned on two opposed side 14a and to have such as identical with corresponding side 14a height.
Figure 4 illustrates the particularly preferred execution mode of one of the housing 1 be made up of two and half housings 20,30.The first half housings 20 comprise four side 14a and bottom surfaces 12.The second half housings 30 comprise four side 14b and end faces 13.The height of the protuberance 3 of tubulose is less than the height of corresponding side 14, and the height of described side is drawn by the summation of the height of side 14a and the height of side 14b.
Half housing 20,30 is such as by the ultrasonic bonding carried out edge stacked up and down, laser welding or to be bondingly connected to each other.
Electrode general assembly 5 as shown in Figure 2 is inserted in housing 1, wherein contacts auricle 9a, 9b and navigates in the protuberance 3 of tubulose.Especially, auricle 9a, 9b is contacted more longer than the length of the protuberance 3 of tubulose.
Fig. 5 shows the battery list pond 10 with housing 1, and described housing has the protuberance 3 of the tubulose be positioned on two opposed sides 14.Electrode general assembly 5 is positioned in housing 1, wherein contacts the protuberance 3 that auricle 9a, 9b are positioned at tubulose.Similar with the beer bottle closed by beer bottle cap, the opening 7 of the protuberance 3 of tubulose is sealed by each pipe lid 16.The seal 18 ensureing to be sealed shut battery list pond 10 is put between the protuberance 3 and pipe lid 16 of tubulose.Preferably, seal 18 comprises elastomer, particularly TPE, FKM, fluoroelastomer, PU, PFA and/or PPS.In addition, epoxy resin also can be used as seal 18.In a kind of alternative execution mode, seal 18 is not set.
Alternatively or additionally, the protuberance 3 of tubulose comprises internal thread or external screw thread, so the pipe lid 16 equally with respective threaded is screwed on described internal thread or external screw thread.Alternatively or additionally, pipe lid 16 bonds on the protuberance 3 of tubulose.In addition, pipe lid 16 can coordinate in the opening 7 of the protuberance 3 being accurately placed to tubulose.
Carry out when the contact of contact auricle 9a, 9b, the contact particularly on pipe lid 16 are preferably on the protuberance 3 pipe lid 16 being installed to tubulose.Alternatively, contact the contact of auricle 9a, 9b, the contact particularly on pipe lid 16 also can be carried out before mounting pipe lid 16.The contact of contact auricle 9a, 9b is such as by laser welding, ultrasonic bonding, cold-weldable, roll extrusion cladding technique or realize by the protuberance 3 that pipe lid 16 is expressed to tubulose.
Pipe lid 16 such as comprises copper and/or aluminium and/or stainless steel.Alternatively, described pipe lid such as also can comprise other metals or metal mixture or plastics.
Figure 6 illustrates a kind of alternative execution mode of the protuberance 3 for sealing the tubulose according to battery list pond 10 of the present invention according to Fig. 4.Pipe lid 16 is installed on the opening 7 of the protuberance 3 of tubulose.In the next step, pipe lid 16 is crimped or flange together with contact auricle 9a, the 9b be positioned in the protuberance 3 of tubulose.As shown in Figure 6, contact auricle 9a, 9b and pipe lid 16 to place on this protuberance 3 ground around tubulose.In a kind of alternative execution mode, contact auricle 9a, 9b not by crimping or flange together, thus pipe lid 16 such as by housing 1, that part of the protuberance 3 that forms tubulose is crimped or flange.Contact such as realizes as in about the explanation of Fig. 6.
Additionally, seal 18 can also be set in this embodiment.In a preferred embodiment, pipe lid 16 comprises aluminium and/or copper and/or stainless steel.Alternatively, described pipe lid such as also can comprise other metals or metal mixture or plastics.
Fig. 7 shows a kind of horizontal profile of housing 1 of alternative execution mode, and its middle shell 1 has the protuberance of the tubulose be positioned on same housing face.Housing 1 is made up of the vessel shell 22 with case lid 23, and wherein the protuberance 3 of tubulose is positioned in case lid 23.In a kind of alternative execution mode, the protuberance 3 of tubulose is positioned on the same housing face of vessel shell 22.Alternatively, housing 1 also can be made up of two and half housings, and this is represented by hatching A-A '.
Electrode general assembly 5 is positioned in housing 1, wherein contacts the protuberance 3 that auricle 9a, 9b are positioned at tubulose.The opening 7 of the protuberance 3 of tubulose preferably by each one in the figure 7 unshowned pipe lid 16 seal.The contact of contact auricle 9a, 9b such as analogously realizes with the execution mode shown in Fig. 5 or Fig. 6.
Protuberance 3 and the housing 1 of the tubulose of preferred all execution modes are such as all formed by plastics.Plastic member is as manufactured by injection moulding.At this, working of plastics or pour into a mould in mould, or alternatively the protuberance 3 of tubulose is ejected on housing 1.In addition, the protuberance 3 of housing 1 and tubulose can be made up of aluminium, steel or other metals or metal mixture.Alternatively, housing 1 comprises aluminium, steel or other metals or metal mixture, and wherein the protuberance 3 of tubulose comprises plastics.
In addition, the embodiment shown in this can combination with one another, and the housing of such as Fig. 1 can have the vessel shell 22 with case lid 23 equally, and wherein the protuberance 3 of tubulose is positioned on two opposed housing faces.

Claims (15)

1. battery list pond (10), particularly lithium ion battery list pond, this battery list pond has electrode general assembly (5) and housing (1), the described electrode general assembly anode comprised with at least one contact auricle (9a) to contact the negative electrode of auricle (9b) with at least one, described housing comprises a bottom surface (12), at least four sides (14) and an end face (13), it is characterized in that, described housing (1) has the protuberance (3) of tubulose, and this protuberance has opening (7) especially.
2. battery list pond (10) according to claim 1, is characterized in that, the protuberance (3) of described tubulose is positioned on two opposed housing faces or the protuberance (3) of described tubulose is positioned on same housing face.
3. the battery list pond (10) according to any one of the claims, is characterized in that, the protuberance (3) of described tubulose comprises the material identical with the housing (1) of described battery list pond (10).
4. the battery list pond (10) according to any one of the claims, is characterized in that, described contact auricle (9a, 9b) is positioned in the protuberance (3) of described tubulose.
5. the battery list pond (10) according to any one of the claims, is characterized in that, the opening (7) of the protuberance (3) of described tubulose is closed by pipe lid (16).
6. battery list pond (10) according to claim 5, is characterized in that, opening (7) and the described pipe lid (16) of the protuberance (3) of described tubulose are sealed by least one seal (18).
7. battery list pond (10) according to claim 6, is characterized in that, described seal (18) comprises elastomer, particularly TPE, FKM, fluoroelastomer, epoxy resin, PU, PFA and/or PPS.
8. the battery list pond (10) according to any one of claim 5 to 7, is characterized in that, the opening (7) of the protuberance (3) of described tubulose and described pipe lid (16) are by the crimping of described pipe lid (16), flange, laser welding or bondingly seal.
9. the battery list pond (10) according to any one of claim 5 to 8, is characterized in that, the protuberance (3) of described tubulose comprises screw thread, and described pipe lid (16) is screwed on described screw thread.
10. the battery list pond (10) according to any one of claim 5 to 9, is characterized in that, described pipe lid (16) comprises copper and/or aluminium and/or stainless steel.
11. battery list ponds (10) according to any one of the claims, it is characterized in that, described electrode general assembly (5) exists with that be wound around or stacking form.
12. battery list ponds (10) according to any one of the claims, it is characterized in that, described housing (1) is made up of half housing (20,30) comprising plastics especially.
13. for the manufacture of the battery list pond (10) according to any one of claim 1 to 10, the particularly method in lithium ion battery list pond, described battery list pond has electrode general assembly (5) and housing (1), the described electrode general assembly anode comprised with at least one contact auricle (9a) to contact the negative electrode of auricle (9b) with at least one, described housing comprises a bottom surface (12), at least four sides (14) and an end face (13), it is characterized in that, described housing (1) has the protuberance (3) of tubulose, this protuberance has opening (7) especially, wherein, at least one contact auricle (9a was carried out before the opening (7) of the protuberance (3) to described tubulose seals, contact 9b), or while the opening (7) of the protuberance (3) to described tubulose seals, wherein carry out described at least one contact auricle (9a, contact 9b).
14. methods according to claim 13, is characterized in that, the opening (7) of the protuberance (3) of described tubulose is closed by pipe lid (16), and the contact of at least one contact auricle (9a, 9b) wherein said is carried out on described pipe lid (16).
15. methods according to claim 14, is characterized in that, at least one contact auricle (9a, 9b) described and described pipe lid (16) are by laser welding, ultrasonic bonding, cold-weldable, roll extrusion cladding technique or contact by extruding.
CN201510538358.4A 2014-08-29 2015-08-28 Battery cell having a housing with a tubular projection Active CN105390625B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
DE102014217305.1 2014-08-29
DE102014217305.1A DE102014217305A1 (en) 2014-08-29 2014-08-29 Battery cell with a housing with tubular projections

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DE102018204592A1 (en) * 2018-03-27 2019-10-02 Bayerische Motoren Werke Aktiengesellschaft Battery cell for a battery of a motor vehicle, wherein a housing of the battery cell is formed in two parts, and method

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1805202A (en) * 2004-11-30 2006-07-19 三星Sdi株式会社 Secondary battery module
CN203707277U (en) * 2014-01-17 2014-07-09 河南超威电源有限公司 Horizontally-stacked high-performance storage battery

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09213284A (en) 1996-02-02 1997-08-15 Sony Corp Battery and manufacture of battery
AU2003251798A1 (en) * 2003-01-15 2005-10-07 Quallion Llc Battery
KR20050121897A (en) 2004-06-23 2005-12-28 삼성에스디아이 주식회사 A prismatic secondary battery
JP4756392B2 (en) * 2008-11-27 2011-08-24 トヨタ自動車株式会社 battery
US9240578B2 (en) * 2010-03-09 2016-01-19 Samsung Sdi Co., Ltd. Secondary battery
US8778530B2 (en) * 2010-09-10 2014-07-15 Samsung Sdi Co., Ltd. Battery and battery pack using the same
DE102011076888A1 (en) * 2011-06-01 2012-12-06 Elringklinger Ag Line system for connecting a plurality of voltage taps and / or temperature measuring points of an electrochemical device with a monitoring unit

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1805202A (en) * 2004-11-30 2006-07-19 三星Sdi株式会社 Secondary battery module
CN203707277U (en) * 2014-01-17 2014-07-09 河南超威电源有限公司 Horizontally-stacked high-performance storage battery

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